How to assign the result of a command to a variable in shell?

In shell, you can use backticks “ or $() to assign the result of a command to a variable.

Using backticks “ to indicate:

variable=`command`

By using $() method:

variable=$(command)

For example, assigning the output of the “ls” command to the variable “files”:

files=`ls`

“Or”

files=$(ls)